Car Key Reprogramming Reprogramming your car key is reprogramming the blank chip on an original key to make it compatible for your vehicle. It is much more efficient than buying a new key from the dealer and could save you money. This procedure is typically performed by a professional locksmith. https://g28-car-key-solutions73152.onzeblog.com/29416792/how-to-explain-car-key-programmer-to-your-grandparents